/** * This file has no copyright assigned and is placed in the Public Domain. * This file is part of the w64 mingw-runtime package. * No warranty is given; refer to the file DISCLAIMER.PD within this package. */ #include unsigned __int64 __readmsr(unsigned long msr) { #ifdef _WIN64 unsigned __int64 val1, val2; #else unsigned val1, val2; #endif __asm__ __volatile__( "rdmsr" : "=a" (val1), "=d" (val2) : "c" (msr)); return ((unsigned __int64) val1) | (((unsigned __int64)val2) << 32); }